English — Forum #723 (Page 163/642)

1. Process qualification: workpiece thickness issue - HCBBS Forum
2. Issues regarding the use of instruments in fiber factory settings - HCBBS Forum
3. How to determine the direction of a balanced orifice flow meter - HCBBS Forum
4. Question regarding fluid pressure tapping pressure - HCBBS Forum
5. 【Weekly Topic】【Storage & Transportation Version 20160901】 - HCBBS Forum
6. Calculation of theoretical plates versus actual plates - HCBBS Forum
7. Recirculation pump - HCBBS Forum
8. 【Software Resources】Instrument Selection Software – Rosemount Toolkit 197B - HCBBS Forum
9. FCCU adopts SCR denitrification process + EDV (or WGS) desulfurization process. Does the discharge of high-concentration salty sewage NH3-N exceed the standard? - HCBBS Forum
10. Dust level detection at the inlet of the three-spinning unit and the exhaust fan in the catalytic device - HCBBS Forum
11. Wish those taking the survey and design examination in Haichuan good results - HCBBS Forum
12. I need an expert to help calculate the heat transfer flow rate - HCBBS Forum
13. It turns out that Song Xiaofeng’s opening and closing poems were learned from Su Dongpo - HCBBS Forum
14. How to ensure the accuracy, completeness, and authenticity of the inspection results for equipment manufacturing during supervision - HCBBS Forum
15. Emergency! ! ! ! MTBE, experts, please proceed - HCBBS Forum
16. Example of a pressure control circuit program for Siemens 300 PLC - HCBBS Forum
17. Can these small software programs run on WIN10? - HCBBS Forum
18. Question 26 from the Professional Morning Exam in 2010 - HCBBS Forum
19. Reaction mechanism of precious metal catalysts - HCBBS Forum
20. What parameters are mainly adjusted during different coking cycles? - HCBBS Forum
21. Can anyone in the chemical industry post here? - HCBBS Forum
22. Sign-in record post from September 6, 2016 - HCBBS Forum
23. Pressure drop issues in packed towers. - HCBBS Forum
24. The regeneration cycle volume has decreased – why has the liquid level dropped? - HCBBS Forum
25. Printing of the 2016 Registered Chemical Engineering Exam Admission Ticket - HCBBS Forum
26. First set a small goal that is achievable. What is your small goal? - HCBBS Forum
27. Looking for a vacuum degassing tank for transformer oil treatment that offers good performance - HCBBS Forum
28. Selection of safety valve brands and manual testing for medium-temperature, medium-pressure boilers - HCBBS Forum
29. Request to share the Inplant 4.5 installation package - HCBBS Forum
30. What else can you EHS folks do besides just walking around the factory? - HCBBS Forum
31. 【Daily Topic】【Production Version 20160906】 - HCBBS Forum
32. Why is the H₂S level after the benzene washing tower much higher than that after the desulfurization tower? - HCBBS Forum
33. I’ve found that the replies I send using the app often get lost - HCBBS Forum
34. word: How to delete line breaks without punctuation in bulk - HCBBS Forum
35. 【Weekly Topic】【 Quality Version 20160902】 - HCBBS Forum
36. I’m looking for partners who can design integrated equipment for electroplating wastewater treatment - HCBBS Forum
37. Superheat and differential pressure interlock design for refinery hydrogenation unit reactors - HCBBS Forum
38. There is no correlation between the bed temperature of the methanol synthesis tower and the drum pressure - HCBBS Forum
39. Systematic analysis of accident causes - HCBBS Forum
40. All the lords, come quickly to pay homage to this king - HCBBS Forum
41. high and low scores - HCBBS Forum
42. Question 3 in the morning of 2014 - HCBBS Forum
43. Can flanges of 300 pounds and 5.0 MPa be used together? - HCBBS Forum
44. I was wondering if there are any software tools available for simulating finned tube heat exchangers? - HCBBS Forum
45. Seeking manufacturers of pneumatic cut-off ball valves - HCBBS Forum
46. Environmental Protection Daily Tip – August 28: Reward for participation; an additional 5 rewards for answering 3 questions correctly - HCBBS Forum
47. I would like to ask which companies are responsible for recycling and processing the high-boiling-point substances produced as a by-product of PVC? - HCBBS Forum
48. 【Daily Topic】【Civil Engineering Version 20160826】 - HCBBS Forum
49. The sulfuric acid pump does not function properly when a weaker or stronger acid is added - HCBBS Forum
50. Turbine oil system - HCBBS Forum
51. Daily Safety Technology Quiz (Single-choice Question) (2016.9.6) - HCBBS Forum
52. Newcomers entering the petrochemical sales field... seeking a mentor to guide them through it - HCBBS Forum
53. [Q&A Question 134] 2016.09.01 - HCBBS Forum
54. Why does long-term operation of a centrifugal pump at low flow rates cause the pump shaft to bend? - HCBBS Forum
55. Gas chromatographic analysis method for refinery gas components - HCBBS Forum
56. \"Great Capacity Regulations\" - HCBBS Forum
57. The circulation volume of the hydrocracking cycle hydrogen compressor has decreased - HCBBS Forum
58. Is there a process for vaporizing asphalt? - HCBBS Forum
59. As the owner, how can one keep track of the manufacturing progress in a timely manner during the equipment supervision process? - HCBBS Forum
60. 【Q&A Question 139】2016.09.06 - HCBBS Forum
61. Safety Stories – Why Safety Workers Have a Hard Time - HCBBS Forum
62. Cannot be downloaded - HCBBS Forum
63. I would like to ask how many times per day each programmable valve in PSA 8—2—4 is opened and closed? - HCBBS Forum
64. 2016 Registered Power Foundation Exam - HCBBS Forum
65. 【Mid-Autumn Festival Special Program】Riddle Guessing 02: A Lantern Riddle from CCTV Thirty Years Ago - HCBBS Forum
66. What to do in case of a fire breaks out while emptying and cleaning a fire tank - HCBBS Forum
67. Main reasons for the damage of power adapters - HCBBS Forum
68. Annotation software PD-ordro-draw - HCBBS Forum
69. Have any of the seniors used secondary RO+EDI systems? - HCBBS Forum
70. How does ferrous sulfate flocculate and precipitate suspended solids? - HCBBS Forum
71. 【Daily Topic】【HVAC Version 20160904】 - HCBBS Forum
72. Sulfuric acid plant pipeline characteristic table - HCBBS Forum
73. MTO microreactor activity - HCBBS Forum
74. Safety Notice for Outsiders - HCBBS Forum
75. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； September 4th - HCBBS Forum
76. List of safety production-related standards implemented on September 1 - HCBBS Forum
77. Plan 1 for individual testing of carbon dioxide compressors - HCBBS Forum
78. Regarding the use of heat transfer oil as a cooling medium - HCBBS Forum
79. Let’s complain about the ledger management in refinery operation management. What ledgers do you have, which ones are necessary and which ones are optional? - HCBBS Forum
80. Are there any good ways to prevent liquid from entering the heating furnace? - HCBBS Forum
81. Searching for technical services from manufacturers for coking wastewater treatment - HCBBS Forum
82. What is the maximum pressure for pipeline hydrotesting that you have encountered? - HCBBS Forum
83. [Fable] Bear Big and Bear Two - HCBBS Forum
84. Research on catalytic distillation process for etherification of FCC light gasoline - HCBBS Forum
85. 【Complaints】I want to complain about Unicom – it’s really frustrating - HCBBS Forum
86. As soon as you start using your phone, **inhabitually, you look at forums first** - HCBBS Forum
87. Lateral comparability between HG and SH standards - HCBBS Forum
88. Process comparison - HCBBS Forum
89. blowout disc - HCBBS Forum
90. At what temperatures can plate heat exchangers achieve instant sterilization? - HCBBS Forum
91. Sudden increase in ammonia content in gas - HCBBS Forum
92. Record of instrument maintenance - HCBBS Forum
93. 【Daily Topic】【HVAC Version 20160828】 - HCBBS Forum
94. Spray methanol - HCBBS Forum
95. 【Daily Topic】【Civil Engineering Version 20160829】 - HCBBS Forum
96. How is the compression ratio calculated? - HCBBS Forum
97. The ammonia nitrogen level in the wastewater from refinery sewage treatment does not meet the standards - HCBBS Forum
98. A security professional’s insights on safety - HCBBS Forum
99. Prevent vacuuming - HCBBS Forum
100. What is the reason for the inverse temperature gradient near the feed in the extraction distillation column? - HCBBS Forum